Engineering Manual

28 | PRODUCT DATA
Single Zone High E󰀩ciency Standard Wall Mount Engineering Manual
Due to our policy of continuous product innovation, some specications may change without notication.
© LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. “LG” is a registered trademark of LG Corp.
ELECTRICAL CONNECTIONS
Figure 22: LS090HSV5 and LS120HSV5 General Power / Communica-
tions System Schematic.
Figure 23: LS181HSV5 General Power / Communications System
Schematic.
• Use a conduit for the communications cable / power wiring from the outdoor unit to the indoor units.
• Make sure the communications cable / power wiring from the outdoor units to the indoor units, and the power wiring to the outdoor unit are
separate, otherwise, the outdoor unit operation may be affected by electrical noise and will malfunction or fail.
208/230 VAC
Figure 24: LS090-120HSV5 System Electrical Connections. Figure 25: LS181HSV5 System Electrical Connections.
Power Supply
Circuit Breaker
Ground Wiring
Outdoor Unit
Indoor Unit
Power Supply
Circuit Breaker
Ground Wiring
Outdoor Unit
Indoor Unit